Alexandra Imelda Cecelia Ewen Burke (born 25 August 1988) is an English singer, songwriter and actress. She won the fifth series of the talent television show The X Factor in 2008. Following the show, she was signed to Syco Music and released the winner's single "Hallelujah", which became the European record holder for the most singles sold over a period of 24 hours, selling 105,000 in one day, and became the top-selling single of 2008 in the UK and the UK's Christmas 2008 number one. In 2009, Burke released her debut studio album, Overcome, which debuted at number one on the UK Albums Chart and spawned four number-one singles on the UK Singles Chart and the Irish Singles Chart—"Hallelujah", "Bad Boys", "All Night Long" and "Start Without You". The singles released from the album earned her three BRIT Award nominations. The album also saw the release of the UK top 10 hits, "Broken Heels" and "The Silence". "Elephant" was released in February 2012 as the lead single from Burke's second studio album, Heartbreak on Hold (2012), peaking at number three on the UK Singles Chart. The album's second single, "Let It Go", was released in May 2012 and peaked within the top 40. In 2018, she released her third studio album, The Truth Is, through Universal Music Group's Decca Records, which became her highest peaking album on the UK and Scottish albums charts since 2009, and earned her third consecutive top 10 album on the latter. In June 2014, Burke replaced Beverley Knight in the lead role of Rachel Marron in the West End musical The Bodyguard, at the Adelphi Theatre, touring with the production in 2015, 2016, 2018 and 2019. In 2016, Burke commenced a 12-month residency in Sister Act the Musical, leading the cast as Deloris Van Cartier. In 2017, she competed in the BBC show Strictly Come Dancing alongside dance partner Gorka Márquez, which they finished as runners-up.